NEW YORK CITY, New York — Billionaire and 2016 GOP presidential frontrunner Donald Trump told Breitbart News that GOP establishment consultant Karl Rove is so “dishonorable” that the Wall Street Journal should stop him from writing future columns for the publication. “This guy is such a dishonorable guy,” Trump said in his latest exclusive phone interview last week with Breitbart News. “He shouldn’t be allowed to write for the Wall Street Journal.” Rove, earlier that day, had published a piece in the Wall Street Journal, titled: “Vanity Will Be The Donald’s Undoing.” Throughout it, Rove quotes from various interviews that...